When Creator Economy Rivals Go to War: Inside the Selar-Mainstack Billboard Battle That Turned a Lagos Conference Into Nigeria’s Messiest Tech Feud of 2026

If you missed it, one of the most explosive tech rivalries of 2026 just played out in Lagos. At Moment2026, hosted by Mainstack at Landmark Event Centre March 13-15, Selar reportedly placed branded billboards inside the conference venue—a bold guerrilla marketing move at a rival’s event. Then things escalated when Mainstack announced Selar’s former CMO, Milton Tutu, as their new CMO. Soon after, Selar’s CEO posted a viral thread claiming Milton was actually fired and suggesting the move was a coordinated PR play. What started as marketing quickly turned into a full creator-economy drama online, exposing tensions in Africa’s $30 billion creator economy where Selar (the 2016 incumbent with 2.2 million users and $26M in creator payouts) battles Mainstack (the 2022 upstart positioning as the “operating system” for African creators).